Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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Switch: HNVIALUNXSY

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
256-457 1 Huntsville AL 7475 POWERTEL BIRMINGHAM LICENSES, INC. 477      
256-457 2 Huntsville AL 7475 POWERTEL BIRMINGHAM LICENSES, INC. 477      
256-457 3 Huntsville AL 7475 POWERTEL BIRMINGHAM LICENSES, INC. 477      
256-642 1 Decatur AL 7475 POWERTEL BIRMINGHAM LICENSES, INC. 477      
256-642 3 Decatur AL 7475 POWERTEL BIRMINGHAM LICENSES, INC. 477      
256-642 6 Decatur AL 7475 POWERTEL BIRMINGHAM LICENSES, INC. 477      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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